Computing systems comprise a surreptitious and intrinsic part of our daily life activities. Applications that supporthumans in daily life facilitate the development of the so-called Intelligent Environments. Like any technologyIntelligent Environments can fail. This paper examines potential negative consequences of such systems if they aretoo naively or optimistically developed and used. The aim of this work is to encourage those contributing to thetechnical area to reflect on these issues and to provide symbiotic solutions which make such a powerful technicaldevelopment safer for humans so that it can unfold all its potential to empower future citizens, especially thevulnerable.